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sortix--sortix/libc/strndup.cpp

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/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
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This file is part of the Sortix C Library.
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The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
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The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
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You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
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strndup.cpp
Creates a copy of a string.
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*******************************************************************************/
#include <stdlib.h>
#include <string.h>
extern "C" char* strndup(const char* input, size_t n)
{
size_t inputsize = strlen(input);
if ( n < inputsize )
inputsize = n;
char* result = (char*) malloc(inputsize + 1);
if ( !result )
return NULL;
memcpy(result, input, inputsize);
result[inputsize] = 0;
return result;
}